package com.wuchao.signer;

/**
 * @Author wuchao66
 * @Date 2023/10/28 9:41
 * @PackageName:com.wuchao.signer
 * @ClassName: Test
 * @Description: TODO
 * @Param
 * @Version 1.0
 */
class A implements T{
    @Override
    public void show() {

    }
}
public class Test {
    public static void main(String[] args) {
        T t=new A();//里式替换
    }
}
